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Capital Stock (Details Narrative) - $ / shares | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Class of Stock [Line Items] |  |
Preferred stock, par value | $ 1.00 | $ 1.00
Preferred stock, shares authorized | 5,000,000 | 5,000,000
Preferred stock, shares issued | 0 | 0
Common stock voting rights | Class C shares have 10 votes per share on all matters except for the election of one third of the directors who are elected solely by the Class A shares. |
Stockholders dividends descriptions | Stockholders of both Class A and Class C common stock have received 5% stock dividends in the years 1990 through 2019, a 7.5% stock dividend in the year 2020, and a 5% stock dividend in the years 2021 and 2022, as authorized by the Company’s Board of Directors. |
Share-Based Payment Arrangement, Option [Member] |  |
Class of Stock [Line Items] |  |
Antidilutive securities excluded from computation of earnings per share, amount | 339,150 | 50,000
Common Class B [Member] |  |
Class of Stock [Line Items] |  |
Common stock, par value | $ 1.00 | $ 1.00
Common stock, shares authorized | 5,000,000 | 5,000,000
Common stock, shares, issued | 0 | 0

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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